.draw-wrapper {
    text-align: center;
    padding: 40px;
  }
  
  .draw-grid {
    position: relative;
    width: 320px;
    height: 320px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 4px;
  }
  
  .draw-cell {
    background-color: #f0f0f0;
    font-size: 14px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    box-shadow: inset 0 0 5px #ddd;
    transition: background 0.3s ease;
  }
  
  .draw-cell.active {
    background: radial-gradient(circle, #ffe58f, #faad14);
    box-shadow: 0 0 10px #faad14;
    transform: scale(1.05);
  }
  
  .draw-center {
    grid-column: 2 / span 2;
    grid-row: 2 / span 2;
    background: linear-gradient(135deg, #e6f7ff, #91d5ff);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .result {
    font-size: 20px;
    font-weight: bold;
    color: #1890ff;
  }
  